HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Luis Obispo

$157+ Cheap flights from Boston to San Luis Obispo (BOS - SBP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SBP
ago. 18 — ago. 251
lun. 8/18
lun. 8/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to San Luis Obispo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Boston Logan Intl to San Luis Obispo County are usually found in February or July, booked 62 days in advance, depart on a Saturday or Thursday and return on a Thursday

Cheap flight deals from Boston to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Luis Obispo (SBP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 13, 2025.

Round-trip from

$315
(United Airlines)

One-way from

$157
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$513
From Boston Logan Intl to San Luis Obispo County
Search Deals
One-way flight from Boston Logan Intl to San Luis Obispo County
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Boston to San Luis Obispo

Cheapest flights from Boston to San Luis Obispo
Explore the most affordable flight options available from Boston to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 13, 2025.

This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/256:00 amBOS - SBP
1 stop9h 16mUnited Airlines
sáb. 11/16:00 amSBP - BOS
1 stop10h 24mUnited Airlines
Deal found 8/11$315
This Alaska Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/314:46 pmBOS - SBP
1 stop27h 01mAlaska Airlines
mar. 11/47:56 pmSBP - BOS
1 stop18h 27mAlaska Airlines
Deal found 8/11$328
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/316:00 amBOS - SBP
1 stop8h 57mAmerican Airlines
mar. 11/49:53 amSBP - BOS
2 stops10h 09mAmerican Airlines
Deal found 8/11$334
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/2510:36 amBOS - SBP
2 stops10h 51mAmerican Airlines
sáb. 11/16:05 amSBP - BOS
2 stops13h 57mAmerican Airlines
Deal found 8/11$339
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/315:30 amBOS - SBP
1 stop9h 06mAmerican Airlines
vie. 11/79:53 amSBP - BOS
1 stop7h 45mAmerican Airlines
Deal found 8/10$349
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/176:00 amBOS - SBP
1 stop9h 16mUnited Airlines
lun. 10/206:22 pmSBP - BOS
1 stop8h 45mUnited Airlines
Deal found 8/11$355
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/296:15 amBOS - SBP
1 stop8h 48mAmerican Airlines
sáb. 10/412:53 pmSBP - BOS
1 stop8h 01mAmerican Airlines
Deal found 8/12$386

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to San Luis Obispo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 13, 2025.
Use the filters below to find and compare flights from Boston to San Luis Obispo that are best for you.

Fly from

Boston

Fly to

San Luis Obispo

Route

Depart

Return

Price

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

sáb. 10/25

6:00 am-12:16 pm

1 stop9h 16m

San Luis Obispo County

sáb. 11/1

6:00 am-7:24 pm

1 stop10h 24m

$315

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

vie. 10/31

4:46 pm-4:47 pm

1 stop27h 01m

San Luis Obispo County

mar. 11/4

7:56 pm-5:23 pm

1 stop18h 27m

$328

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

vie. 10/31

6:00 am-11:57 am

1 stop8h 57m

San Luis Obispo County

mar. 11/4

9:53 am-11:02 pm

2 stops10h 09m

$334

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

sáb. 10/25

10:36 am-6:27 pm

2 stops10h 51m

San Luis Obispo County

sáb. 11/1

6:05 am-11:02 pm

2 stops13h 57m

$339

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

vie. 10/31

5:30 am-11:36 am

1 stop9h 06m

San Luis Obispo County

vie. 11/7

9:53 am-8:38 pm

1 stop7h 45m

$349

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

vie. 10/17

6:00 am-12:16 pm

1 stop9h 16m

San Luis Obispo County

lun. 10/20

6:22 pm-6:07 am

1 stop8h 45m

$355

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

lun. 9/29

6:15 am-12:03 pm

1 stop8h 48m

San Luis Obispo County

sáb. 10/4

12:53 pm-11:54 pm

1 stop8h 01m

$386

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

mar. 9/9

7:45 am-1:32 pm

1 stop8h 47m

$157

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

sáb. 9/6

7:45 am-1:32 pm

1 stop8h 47m

$157

BostonSan Luis Obispo

BOS - SBP

BOSSBP

Boston Logan Intl

sáb. 9/6

7:45 am-1:32 pm

1 stop8h 47m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 13 results
1
2

Best time to book a flight from Boston to San Luis Obispo

Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to San Luis Obispo

How far ahead should I book a flight from Boston to San Luis Obispo?

Use this chart to determine the optimal time to book a round-trip flight from Boston to San Luis Obispo. Price data was last updated on August 8, 2025.

The best time to book flights from Boston to San Luis Obispo is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to San Luis Obispo?

Currently, January is the cheapest month in which you can book a flight from Boston to San Luis Obispo (average of $374). Flying from Boston to San Luis Obispo in June is currently the most expensive (average of $512). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to SBP?

Find hourly flight availability from Boston to San Luis Obispo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to San Luis Obispo in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.

Reviews of airlines servicing San Luis Obispo

Get insights into the airlines that provide service to San Luis Obispo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Luis Obispo. Reviews last updated agosto 13, 2025.
Read reviews from past customers who have flown Alaska Airlines, United Airlines, and American Airlines from Boston to San Luis Obispo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,920 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from Boston to San Luis Obispo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Boston to San Luis Obispo round-trip?

    United Airlines, at $315, was found to be the cheapest airline from Boston to San Luis Obispo. An alternate airline flying to your destination would be Alaska Airlines. United Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Boston to San Luis Obispo that include hotel bookings?

    Yes. In addition to deals on Boston to San Luis Obispo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to San Luis Obispo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to San Luis Obispo.

  • Can I find deals for business class flights from Boston to San Luis Obispo?

    Yes. Cheapflights offers flight deals from Boston to San Luis Obispo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to San Luis Obispo?

    Currently, January is the cheapest month in which you can book a flight from Boston to San Luis Obispo (average of $374). Flying from Boston to San Luis Obispo in June is currently the most expensive (average of $512). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Luis Obispo?

Book flights to San Luis Obispo if you plan to visit one of these locations
Morro Bay
Avila Beach
Arroyo Grande
San Simeon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to San Luis Obispo

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Los Angeles flights
Boston to Las Vegas flights
Boston to San Francisco flights
Boston to San Diego flights
Boston to Santa Ana flights
Boston to Ontario flights
Hartford to Las Vegas flights
Boston to Burbank flights
Albany to Las Vegas flights
Hartford to Los Angeles flights
Boston to Reno flights
Boston to Sacramento flights
Boston to San Jose flights
Hartford to San Diego flights
Hartford to San Francisco flights
Boston to Palm Springs flights
Hartford to Ontario flights
Boston to Santa Barbara flights
Boston to Long Beach flights
Boston to Oakland flights
Hartford to Santa Ana flights
Albany to San Diego flights
Albany to San Francisco flights
Albany to Los Angeles flights
West Tisbury to Las Vegas flights
Hartford to Burbank flights
Hartford to Sacramento flights
Boston to Fresno flights
Hyannis to Las Vegas flights
Hartford to Reno flights
Hartford to San Jose flights
Hartford to Palm Springs flights
Albany to Ontario flights
Boston to Santa Rosa flights
Hartford to Fresno flights
Worcester to Las Vegas flights
Boston to Monterey flights
Albany to San Jose flights
Albany to Santa Ana flights
Albany to Burbank flights
Albany to Palm Springs flights
Hartford to Long Beach flights
Hartford to Oakland flights
Worcester to San Diego flights
Albany to Reno flights
Albany to Fresno flights
West Tisbury to San Francisco flights
Hartford to Santa Barbara flights
Albany to Sacramento flights

Top 3 airlines flying from Boston to San Luis Obispo

Discover the top 3 airlines that operate flights from Boston to San Luis Obispo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$604FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$338Average$482FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$342Average$519FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.